Physics for IGCSE & O level - The Earth In Space (Section 6 - No. 41)

What are the two primary safety features associated with a Bunsen burner?

Always ensuring the flame is yellow.

Ensuring that the flame is visible and stable.

Making sure there is gauze is securely on top.

Ensuring it has fuel.

Flame being visible and stable and the gauze on top securely, contributes safety.